<?php

function userErrorHandler($errno, $errmsg, $filename, $linenum, $vars) 
{
    // timestamp for the error entry
    $dt = date("Y-m-d H:i:s (T)");

    // define an assoc array of error string
    // in reality the only entries we should
    // consider are E_WARNING, E_NOTICE, E_USER_ERROR,
    // E_USER_WARNING and E_USER_NOTICE
    $errortype = array (
                E_ERROR           => "Error",
                E_WARNING         => "Warning",
                E_PARSE           => "Parsing Error",
                E_NOTICE          => "Notice",
                E_CORE_ERROR      => "Core Error",
                E_CORE_WARNING    => "Core Warning",
                E_COMPILE_ERROR   => "Compile Error",
                E_COMPILE_WARNING => "Compile Warning",
                E_USER_ERROR      => "User Error",
                E_USER_WARNING    => "User Warning",
                E_USER_NOTICE     => "User Notice",
                E_STRICT          => "Runtime Notice"
                );
    // set of errors for which a var trace will be saved
    $user_errors = array(E_USER_ERROR, E_USER_WARNING, E_USER_NOTICE);
    
    $err = "<errorentry>\n";
    $err .= "\t<datetime>" . $dt . "</datetime>\n";
    $err .= "\t<errornum>" . $errno . "</errornum>\n";
    $err .= "\t<errortype>" . $errortype[$errno] . "</errortype>\n";
    $err .= "\t<errormsg>" . $errmsg . "</errormsg>\n";
    $err .= "\t<scriptname>" . $filename . "</scriptname>\n";
    $err .= "\t<scriptlinenum>" . $linenum . "</scriptlinenum>\n";

    if (in_array($errno, $user_errors)) {
        $err .= "\t<vartrace>" . @serialize($vars, "Variables") . "</vartrace>\n";
    }
    $err .= "</errorentry>\n\n";
    
    // for testing
    // echo $err;

    // save to the error log, and e-mail me if there is a critical user error
    #error_log($err, 3, "/temp/error.log.xml");
    if ($errno != E_NOTICE) {
    }
}
?>
